1 /*
2 * Embedded Planet EP88xC with PlanetCore firmware
3 *
4 * Author: Scott Wood <scottwood@freescale.com>
5 *
6 * Copyright (c) 2007 Freescale Semiconductor, Inc.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License version 2 as published
10 * by the Free Software Foundation.
11 */
12
13 #include "ops.h"
14 #include "stdio.h"
15 #include "planetcore.h"
16 #include "mpc8xx.h"
17
18 static char *table;
19 static u64 mem_size;
20
platform_fixups(void)21 static void platform_fixups(void)
22 {
23 u64 val;
24
25 dt_fixup_memory(0, mem_size);
26 planetcore_set_mac_addrs(table);
27
28 if (!planetcore_get_decimal(table, PLANETCORE_KEY_CRYSTAL_HZ, &val)) {
29 printf("No PlanetCore crystal frequency key.\r\n");
30 return;
31 }
32
33 mpc885_fixup_clocks(val);
34 }
35
platform_init(unsigned long r3,unsigned long r4,unsigned long r5,unsigned long r6,unsigned long r7)36 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
37 unsigned long r6, unsigned long r7)
38 {
39 table = (char *)r3;
40 planetcore_prepare_table(table);
41
42 if (!planetcore_get_decimal(table, PLANETCORE_KEY_MB_RAM, &mem_size))
43 return;
44
45 mem_size *= 1024 * 1024;
46 simple_alloc_init(_end, mem_size - (unsigned long)_end, 32, 64);
47
48 fdt_init(_dtb_start);
49
50 planetcore_set_stdout_path(table);
51
52 serial_console_init();
53 platform_ops.fixups = platform_fixups;
54 }
55